“[…]Since 4.10 there were 1630 new commits by over 130 developers. Of these, about 30 contributed to coreboot for the first time.[…]
Verified Boot: The vboot feature that Chromebooks brought into coreboot was extended to work on devices that weren’t specially adapted for it: In addition to its original device family it’s now supported on various Lenovo laptops, Open Compute Project systems and Siemens industrial machines. Eltan’s support for measured boot continues to be integrated with vboot, sharing data structures and generally working together where possible.[…]”
Detailed blog post:
https://blogs.coreboot.org/blog/2019/11/19/announcing-coreboot-4-11/
Firmware Security 